Join astronomer Patrick Moore and Queen's Brian May as they observe the 2004 transit of Venus in a newly released film. Watch ...

Morning and evening observers can catch shooting stars from both the Southern Delta Aquariids’ peak and the ramp-up of the ...

There's so much more to see than the famous Messier Catalog. Here's a list of gorgeous NGC star clusters to observe on the ...

Today in the history of astronomy, the U.S. scores a win in the Space Race.

Signs of life on K2-18 b are revisited as a new NASA-led study finds no conclusive evidence for dimethyl sulfide, tempering ...

Dwingeloo 1, a barred spiral galaxy about 10 million light-years away, is so obscured, it wasn't discovered until 1994.

There's so much more to Andromeda than its eponymous galaxy. Here's a list of other targets to observe in the Princess.

#24. The surface gravity of the Moon is 16.6 percent that of Earth’s surface gravity. Said another way, if you weigh 100 pounds (45.3 kilograms) on Earth, you would weigh 16.6 pounds (7.5 kilograms) ...

Today in the history of astronomy, Galileo is confused by his observations of Saturn.

Pluto reaches opposition and the Moon waxes to First Quarter as shooting stars streak through the sky this week.

Contrast efficiency of telescopes is important in this case because the planet’s surface, atmosphere, and rings are composed ...

TRACERS launch paves the way for NASA to study magnetic reconnection and how solar activity affects near-Earth space.